Geobge heury stock



Nov. 8, 1927. 1,648,512

G. H. STOCK VACUUM JACK EEEEEEE SK Patented Nov. 8, 1927. I I r UNITED STA'i iEfl PAE'ENT GEORGE HENRY STOCK, OF FALIMOUTH, ENGLAND.

VACUUM JAGKETED FLASK.

Application filed June 14, 1926, Serial No. 115,781, and in Great Britain June 26, 1925.

The object of this invention is to provide device comprises acylindrical portion (a) a device for attachment to vacuum jacketed having a slightly tapered or truncated conflasks whereby their contents can be poured ical configuration whereby it may be in from them in better manner than is possible sorted tightly inside the neck of a vacuum 55 with the flasks as employed at present. jacketed flask. Alternately or in addition A pouring device according to my inthis cylindrical portion may be split in a linvention is. a self contained eleneent which car direction so that if the device is made comprises a band portion for engagement of resilient metal it may be sprung in posiwith the neck of the flask, such band nortion. The upper edge of the device may be 60 tion adapted to engage the neck of the flask formed with an overhanging curved rim (6) having extending above it a portion shaped adapted to engage over the rim of the flask, to serve as a pourer for enabling the liquid the continuity of this overhanging rim (5) contents of the flask to be poured therefrom being interrupted by the lip or spout porin an even stream. tion (0)1501 pouring purposes, such portion 65 In carrying my invention into practice 0) preferably having a curved edge (0 as the pouring device is in the form of a band shown in the drawings. or collar=having an extension from one side In Fig. 2 is shOWn a somewhat similar deabove the collar, the outer or upper edge vice but adapted to be fitted outside the neck of the extension being arcuate. The collar of the flask, and for this purpose the over- 70 may be in the form of a spring clip or band hanging curved rim (6) if employed will adapted to fit around the neck of the flask be disposed within the outer circumference and having a part which may extend for of the band ((2) which is to be fitted around about half the circumference of the collar the neck of the flask. If desired this band and which has a curved upper edge to pro- (d) may be split so that it functions as a 75 vide the lip or spout. The band portion spring band clip.

may have a curved inward overhanging nor- In Fig. 3 is shown a device practically the tion to engage over the rim of the flask same as shown in Fig. 2 but without the rim neck. Instead of a band for encircling the (b). The band (0?) shown in Fig. 3 is to neck of the flask, the device may be in the be engaged around the neck of the flask, the 80 form of a cylinder adapted to fit inside the extension (0) being the integral lip or neck of the flask and having a lip or spout spout. I extending above the band portion. The cy- If desired the band (d) or the portion lindrical portion may be tapered. or split to (a) may have a suitable threaded or corenable it to be fitted tightly inside the neck rugated configuration. 85 of the flask, and its upper edge may be By means of my invention a form of spout formed with an overhanging curved rim to or lip is provided which does not interfere fit over the rim of the flask neck. with the employment of the customary cork In order that my invention may be clearly or plug for closing the flask and the fitting understood and readily carriedinto effect of the customary screw metal outer cap or 90 three embodiments of same are illustrated the removal of the flask container from the in perspective by the accompanying sheet jacket for repairs or for a refill to be fitted. of drawings. It has heretofore been proposed to pro- Figure 1 is a perspective view of the devide for a vacuum flask in which the neck is vice adapted to be inserted within the neck formed with a V shaped notch, a band adap 95 of a bottle. I ted to encircle the neck and having a lateral Figure 2 is a perspective view of a Similar spout to register with such notch. device adapted to be fitted outside the neck Having now paiticularly described and of a bottle. ascertained the nature of my said invention Figure 3 is aperspective view of the deand in what manner the same is to be pervice with the flange omitted. formed I declare that what I claim is:

Referring to l of the drawings the A pouring device for flasks, comprising a spring band clip member adapted to have member having a spout-like extension jutconcentric removable engagement vvlth a ting from the remaining portion of its upper flask neck; said member having a doWnperimeter, for pouring purposes. 10

wardly directed curved rim about a portion Dated this twenty-eighth day of May,

Z of its upper perimeter co-acting With the 1926.

rim of said flask neck to prevent downward displacement of said member and the said GEORGE HENRY STOCK. 

